baber/WOPTO huggingface dataset:
Patent KR-20090083944-A (KR)
Title: Liquid crystal display element
Inventor: SAWATARI NAOKO
IPC: G02F1/133
Filed: 2007-11-19
Abstract: There is provided a liquid crystal display element using a monostable ferroelectric liquid crystal and capable of controlling the orientation of the spontaneous polarization of the ferroelectric liquid crystal. The liquid crystal display element comprises a first alignment-treated substrate having a first alignment film that is a rubbed film, a second alignment-treated substrate having a second alignment film that is a photo-alignment film using a photodimerization type material, and a liquid crystal layer formed between the first alignment-treated substrate and the second alignment-treated substrate, including a ferroelectric liquid crystal. The ferroelectric liquid crystal exhibits monostability, and when a voltage is applied so that the second electrode layer of the second alignment-treated substrate serves as a negative electrode, the molecular orientation changes about twice as much as the tilt angle in parallel with the substrate surface. ® KIPO & WIPO 2009
Patent KR-20090087937-A (KR)
Title: Arrangement for the detection of body parts by absorbing an electric near field
Inventor: FASSHAUER PETER
IPC: H03K17/955
Filed: 2007-11-27
Abstract: The invention relates to an arrangement for detecting body parts by absorbing an electric near field. Various, particularly capacitive methods exist for detecting an approaching human body. Most of said methods operate on the principle that an electrode emits an alternating electric field, the distribution of which changes towards the environment when a body or body part approaches, and said change is detected by means of suitable electronics. The detection arrangement according to the invention is used for detecting objects, particularly moving limbs, that approach or are present in an observation zone and comprises a transmitter electrode device for inducing an alternating electric field in the observation zone or the surrounding area thereof, a receiver electrode device for detecting an electric field in the observation zone or said surrounding area, and an isolating electrode device for shielding part of the field that extends between the transmitter electrode and the receiver electrode. ® KIPO & WIPO 2009
Patent KR-20090101311-A (KR)
Title: System and process for gas sweetening
Inventor: HASSAN ABBAS
IPC: B01D53/14
Filed: 2008-06-24
Abstract: A method for removing hydrogen sulfide from a sour gas stream comprising hydrogen sulfide by oxidizing hydrogen sulfide in a converter by contacting the sour gas stream with an aqueous catalytic solution, thereby producing a desulfurized gas stream and a liquid stream comprising reduced catalyst and elemental sulfur, introducing an oxidant and the liquid stream comprising reduced catalyst and elemental sulfur into a high shear device and producing a dispersion wherein the mean bubble diameter of the oxidant gas in the dispersion is less than about 5 microns, introducing the dispersion into a vessel from which a sulfur-containing slurry is removed and a regenerated catalyst stream is removed, wherein the sulfur slurry comprises elemental sulfur and aqueous liquid, and recycling at least a portion of the regenerated catalyst stream to the converter. A system of apparatus for carrying out the method is also provided.
Patent KR-20100015595-A (KR)
Title: Novel use of hydroxytyrosol and olive extracts/concentrates containing it
Inventor: LIU JIANKANG
IPC: A61K31/05
Filed: 2007-04-18
Abstract: The present invention is directed to the use of (a composition comprising) hydroxytyrosol for treating or preventing age-related macular degeneration in humans, for maintaining the eye health in animals (preferably in humans), especially in elderly animals (preferably elderly humans), for improving the vision of animals (preferably of humans), for maintaining the high resolution vision in animals (preferably in humans) and/or for maintaining the visual acuity in animals (preferably in humans), as well as for maintaining the visual performance in animals (preferably in humans) and/or the visual function in animals (preferably in humans).
Patent KR-20100017493-A (KR)
Title: Large scale disposable bioreactor
Inventor: SHAALTIEL YOSEPH
IPC: C12M1/24
Filed: 2008-05-05
Abstract: A reusable, disposable device for culturing plant tissues or cells including a non-rigid container having dimensions and gas exchange ports designed for maintaining oxygen saturation and shear forces suitable for culturing plant tissue or cells in 400 liters or more of culture medium is provided. Also provided are methods for producing a catalytically active human recombinant protein in a plant cell, using the disposable device of one of the embodiments of the instant specification.
Patent KR-20100019493-A (KR)
Title: Multivariate color system with texture application
Inventor: WILLHAM JOHN E C
IPC: B32B27/08
Filed: 2008-05-08
Abstract: Implementations of the present invention relate to a translucent and/or transparent polymer-based panel system that incorporates multi-colored insert layers that enable manipulation of color, transparency or light transmission of the finished panel system. Implementations of the present invention also relate to the construction of such panels to avoid the capture and retention of air within the panels through the use of textured surfaces at the lamination interfaces. In addition, implementations of the present invention provide a method of quantifying the optical response achieved in a given panel system and describes types of construction that enable the multiplicity of color and optic manipulation. Furthermore, implementations of the present invention provide methods for applying texture in an efficient, uniform manner.
Patent KR-20110082400-A (KR)
Title: An abnormality detectingy system of railroad cars
Inventor: KIM BONG TAEK
IPC: B61K9/12
Filed: 2010-01-11
Abstract: PURPOSE: An automatic abnormality detecting system of a rail vehicle is provided to systematically manage the rail vehicle by detecting abnormalities on each part of the rail vehicle. CONSTITUTION: An automatic abnormality detecting system of a rail vehicle comprises a wheel abrasion detection part(100), a first controller(110), a pantograph trouble detecting part(120), a second controller(130), and a detecting part(140). The wheel abrasion detection part detects wheel abrasion by reading digital images of the rail vehicle wheel. The first controller detects the abrasion. The second controller detects damage to a pantograph. The detection part detects the digital image of a rail vehicle.
Patent KR-20110020709-A (KR)
Title: A quality test method of dermatoglyphic patterns analysis and program recording medium
Inventor: CHO YOON SANG
IPC: A61B5/117
Filed: 2010-01-12
Abstract: PURPOSE: An aptitude inspection method using a footprinting analysis and a computer readable recording the same are provided to find potential ability of an individual by predicting intelligence, and talent and inclination in advance by categorizing types of fingerprints, palm patterns, and footprints. CONSTITUTION: Images of fingerprints, palm patterns, and footprints are displayed on a screen through a scanner. Patterns searched from a DB are displayed(S120). According to types of fingerprints, types of palm patterns, and types of footprints, multiple intelligence and characteristic of an individual are analyzed(S130~S160). According to analyzing result, the characteristic of the individual and multiple intelligence are generated as an examination result report(S170).
Patent KR-20110084802-A (KR)
Title: Ultrasound probe
Inventor: RHIM SUNG MIN
IPC: G01N29/24
Filed: 2010-01-18
Abstract: PURPOSE: An ultrasonic probe is provided to improve the coherence between the probe units and to improve supersonic property. CONSTITUTION: An ultrasonic probe comprises a housing(10), a probe unit(20) and a grounding film(30). The housing is concavely formed inside the edge circumference of the upper part. A plurality of mounting holes is uniformly formed on the center of upper part. The probe unit is installed each on mounting holes and forms a spherical surface on the top of the housing. The grounding film covers the spherical surface composed of a plurality of probe units. The probe unit comprises a tie bar, a first connection pin, a back side block, a piezo-electric wafer and a sound matching layer. The tie bar has the electricity and thermal conductance. The first connection pin is formed in the lower surface of the tie bar. The first connection pin is protruded to the lower part of the housing through the mounting hole. The back side block is formed on the upper side of the tie bar and has the incline to form a spherical surface. The piezo-electric wafer is formed in the incline of the back side block. The sound matching layer is formed in the upper side of the piezo-electric wafer.
Patent KR-20110086973-A (KR)
Title: Cathode material for li secondary battery, manufacturing method thereof and li secondary battery using the same
Inventor: JIN BONG SOO
IPC: H01M4/505
Filed: 2010-01-25
Abstract: PURPOSE: A positive electrode active material is provided to obtain a lithium secondary battery with excellent output characteristics by improving electron conductivity. CONSTITUTION: A positive electrode active material for a lithium secondary battery comprises: particles made of lithium metal composite oxides with a low electron conductivity of 10^(-5) S/Cm or less; and a glassy carbon coating layer formed on the surface of the lithium metal composite oxides. The material for forming the glassy carbon coating layer includes one or a composite thereof selected from an epoxy resin, polyester resin, polyamide resin, polyurethane resin, and furan resin.
Patent KR-20110087001-A (KR)
Title: Improving method for image display and image display device thereof
Inventor: JANG JAE HO
IPC: H04N19/85
Filed: 2010-01-25
Abstract: PURPOSE: A method for improving picture quality is provided to generate frame data to be displayed after a set time by using a motion vector. CONSTITUTION: An image display device stores a first frame data(420). The image display device stores a second data of predetermined period. If an error occurred in a receiving signal, the image display device generates a motion vector between the first frame data and the second frame data(430,440). The image display device generates a third frame data to be displayed after a set time(450).
Patent KR-20110087016-A (KR)
Inventor: MOON PIL JAE
IPC: H04W72/04
Filed: 2010-01-25
Abstract: PURPOSE: A DL link HARQ channel allocation method in a wireless communication system is provided to operates private HARQ of a VoIP SF(Service Flow) by operating a HARQ channel mapping method inside a scheduler. CONSTITUTION: A BS(Base Station) scheduler sets a VoIP_State on if the traffic is VoIP queue(300,302). The base station scheduler sets a specific HARQ(Hybrid Automatic Repeat request) channel as a VoIP private HARQ channel(304). If the term when the traffic is not in the VoIP queue is not over a VoIP_State_Threshold frame, the base station scheduler sets the VoIP_State off(306,308). The base scheduler releases the VoIP private HARQ(310).
Patent KR-20110087755-A (KR)
Title: Multi-purpose harvester
Inventor: CHOI JIN GANG
IPC: A01D69/00
Filed: 2010-01-27
Abstract: PURPOSE: A multi-purpose harvester is provided to cut various kinds of seeds by controlling the height of a guide according to the kind of crops. CONSTITUTION: A multi-purpose harvester comprises: a power transmission shaft(100) which is connected to a small-sized engine(130), is provided with torque, is equipped with a towing member(120) on the upper part thereof and a blade unit(110) that is delivered with torque and rotates on the lower part thereof; a safety cover(200) which detachably installed in the power transmission shaft; and a guide which is mounted on the power transmission shaft.
Patent KR-20110088929-A (KR)
Title: Semiconductor memory apparatus
Inventor: KIM JAE IL
IPC: G11C8/04
Filed: 2010-01-29
Abstract: PURPOSE: A semiconductor memory device is provided to reduce the number of a data input/output line by improving input/output structure. CONSTITUTION: In a semiconductor memory device, first data input output bus transmits the data of a first memory bank. A second data input output bus transmits the data of the first memory bank. A first data output unit(100) aligns data transmitted from a first data input/output line and outputs it according to an input/output mode A second data output unit(200) aligns data transmitted from a first data input/output line and outputs it according to an input/output mode.
Patent KR-20100029110-A (KR)
Title: User interface for a hand-held device and controll method thereof
Inventor: KIM JOO MIN
IPC: H04W92/08
Filed: 2010-02-05
Abstract: PURPOSE: According to a user interface of a mobile terminal and control method is distance with user, an input unit and output unit of a mobile terminal are varied without the input of user. In that way the availability of the mobile terminal is maximized. CONSTITUTION: A same mobile terminal with a cellular phone the standby state(S401). A distant sensor of a cellular phone detects distance among user and cellular phone is the first distance(S402). A controller of the cellular phone deactivates the touch screen(S403). The controller secludes the power source of the display for the power save(S404). If the mobile terminal has in the first distance, the touch screen panel is firstly deactivated. Next, the power source of the display is quarantined.
Patent KR-20110092130-A (KR)
Title: 가드경계레일
Inventor: NA JAE SUL
IPC: E04H17/00
Filed: 2010-02-08
Abstract: 본 발명은 가드경계레일에 관한 것으로, 도로변 지면에 하부를 매설하여 일정간격으로 입설하되 반사시트(122)가 전면에 부착된 밴드(121)를 구비한 메인지주(120)와, 상기 메인지주(120)의 상부 측에 양측을 순차적으로 연접하여 결합하되 중앙에 메인체결공(111)을 형성하여 체결수단으로 메인지주(120)를 관통시켜 체결하되 하부에 하부체결공을 형성한 가드플레이트(110)와, 상기 가드플레이트(110)의 하부에 결합하되 상단에 가드플레이트(110)의 하부와 중첩되는 결합편(131)을 형성하고 결합편(131)에 가드플레이트(110)의 하부체결공과 대응되는 체결공(132)을 형성하여 체결수단(133)으로 결합하는 안전플레이트(130)와, 상기 안전플레이트(130)의 하단에 결합하여 도로변의 지면을 순차적으로 연접하여 덮되 다수개의 가이드홈(141)을 길이방향으로 형성하고 전면에 상향으로 차단편(142)을 세워 형성하며 전단에 결합홈(143)을 형성하고 후단에 결합돌기를 형성한 차단패널(140), 및 상기 안전플레이트(130)와 차단패널(140)을 연결하여 결합하되 차단패널(140)의 가이드홈(141)에 끼워 고정하는 삽입편(151)을 하부에 형성하고 상측에 체결수단(153)이 구비된 결합공(152)을 형성하여 안전플레이트(130)의 하부체결공(134)에 결합한 연결플레이트(150)로 구성하므로 동물의 도로 침입 및 도로 주변의 식물의 성장을 억제할 수 있을 뿐만 아니라 차단패널의 표면을 흙으로 다시 덮어 식물의 성장을 억제함과 동시에 자연스러움을 얻을 수 있도록 하는 것 입니다.
Patent KR-20110092875-A (KR)
Title: Wireless communication system and method for establishing connection between user equipment and mobility management entity
Inventor: LIM CHAE GWON
IPC: H04W4/70
Filed: 2010-02-10
Abstract: PURPOSE: A wireless communication system and a method for establishing connection between a user equipment and a mobility management entity are provided to efficiently connect the user equipment with an MME(Mobility Management Entity) corresponding to a supplementary function. CONSTITUTION: An MME(Mobility Management Entity)(30) comprises a normal MME and an MTC MME. The normal MME manages the portability of a normal terminal. The MTC MME manages the portability of the MTC terminal. The MME assigns identification information for identifying the MTC terminal. The MME performs connection with a user terminal using the identification information. A base station(20) selects one of the normal MME or the MTC MME when connecting the MTC terminal.
Patent KR-20110093282-A (KR)
Title: Method of producing environmentally friendly bottom tile and environmentally friendly bottom tile made thereby
Inventor: KIM CHUL HWAN
IPC: B32B7/12
Filed: 2010-02-12
Abstract: PURPOSE: A method for producing an environment-friendly bottom tile is provided to facilitate the storage and construction since the thickness of a floor tile is thin and to avoid the harmfulness to the human body. CONSTITUTION: A method for producing an environment-friendly bottom tile comprises the steps of: successively laminating a coating layer(21), a transparent layer(22), a printing base layer(24), and a base layer(26) to form an intermediate; applying an adhesive in order to form an adhesive layer to one side of a release layer; drying the release layer; arranging the release layer on the base layer of the intermediate and passing the resultant through a roller to laminate two layers; and cutting the laminate.
Patent KR-20110095061-A (KR)
Title: Keypad assembly and portable terminal having the same
Inventor: LEE SUNG GUE
IPC: H01H36/00
Filed: 2010-02-18
Abstract: PURPOSE: A keypad assembly and a portable terminal with the same are provided to form a light guide layer by a printing method to guide light of a lighting unit, thereby reducing the thickness of a keypad assembly while reducing manufacturing costs. CONSTITUTION: A keypad(211) displays at least one of a character, a number, and a symbol. A touch sheet(212) senses touch which is applied to the keypad. A base(213) is arranged in the lower side of the touch sheet. A metal dome(214) is placed between the base and the touch sheet. A light guide layer(216) guides light which is emitted fro a lighting unit(215).
Patent KR-20110096262-A (KR)
Title: Steer shaft unit of motor driven power steer system
Inventor: LEE YONG JAE
IPC: B62D1/16
Filed: 2010-02-22
Abstract: PURPOSE: A steering column unit of an electric steering system is provided to conveniently manage the tolerance and reduce the manufacturing cost by adding an elastic member between the upper shaft and quill which is serration-connected. CONSTITUTION: A steering column unit of an electric steering system comprises an elastic member(9). The elastic member generates the load between the upper shaft(2) and quill shaft(4) in the axis perpendicular direction. The elastic member is fixed to the quill shaft. The elastic member comprises a fixed plate(9a) and an elastic plate(9b). The fixed plate is inserted in the fixed slot pierced in the leading end which does not process the serration of the quill shaft. The elastic plate is bent about the fixed plate. The elastic plate is arranged to the location cutting the serration of the quill shaft. The elastic plate is wave-shaped along the longitudinal direction.
Patent KR-20110101299-A (KR)
Inventor: LEE NAM YOUNG
IPC: C09K17/10
Filed: 2010-03-08
Abstract: 본 발명은 내진 및 수평저항 성능을 보강하는 친환경 매입형 현장타설말뚝 시공 방법에 관한 것으로서, 더욱 상세하게는, 천공구에 그라우트재를 투입하는 단계와, 상기 천공구에 말뚝을 근입하는 단계와, 상기 말뚝의 두부에 가압장치를 설치하는 단계와, 상기 가압장치를 통하여 가압하여 상기 투입된 그라우트재를 천공구 주변 지반의 공극으로 주입시켜서 그라우트재 구근을 형성하는 단계와, 상기 가압장치를 철거 후 상기 말뚝과 상기 천공구 사이의 공간에 그라우트재를 추가로 투입하는 단계를 포함하여 이루어지는 것을 특징으로 하는 내진 및 수평저항 성능을 보강하는 친환경 매입형 현장타설말뚝 시공 방법에 관한 것이다. 
따라서, 본 발명은 천공구 뿐만 아니라 천공구 주변 지반 공극으로 그라우트재를 주입함으로써 말뚝 구경 확대 및 지반 보강이 이루어져 말뚝 선단지지력과 주면마찰력 확보는 물론 하중분담효과 및 하중전이효과가 현저히 향상되어 내진 및 수평저항 성능이 우수하며 토양 및 지하수의 오염을 방지하는 효과가 있다.
Patent KR-20110101389-A (KR)
Inventor: HWANGBO KI CHEUL
IPC: F24H1/20
Filed: 2010-03-08
Abstract: 본 발명은 전기 온수보일러를 개시한다. 본 발명의 전기 온수보일러는, 물이 유입되는 입구와 배출되는 출구를 구비하는 하우징; 상기 하우징의 내부에 물의 유동방향을 따라 순차적으로 설치되고, 통공이 형성된 격벽에 의해 서로 구획된 다수의 가열챔버; 상기 다수의 가열챔버마다 설치된 전기적 발열수단을 포함하며, 상기 입구로 유입된 물이 상기 다수의 가열챔버를 거치면서 순차적으로 가열된 후 상기 출구로 배출된다. 
본 발명에 따르면, 가열과 여과가 하나의 하우징의 내부에서 진행되므로 대용량 설비로 제작하더라도 대형 여과장치를 별도로 설치할 필요가 없어 비용을 크게 절감할 수 있고 설치공간에 대한 제약을 비교적 덜 받을 수 있는 장점이 있다. 또한 물이 저장된 채 가열되는 것이 아니라, 공급된 물이 금속망필터와 램프관히터가 설치된 다수의 가열챔버를 순차적으로 유동하면서 가열되므로 가열시간이 크게 단축되고 열효율이 높아지는 장점이 있다.
Patent KR-20100112518-A (KR)
Title: Integrated circuit modeling based on empirical test data cross-reference to related applications
Inventor: NASSIF SANI RICHARD
IPC: G06F17/50
Filed: 2010-03-15
Abstract: PURPOSE: An integrated circuit modeling based on empirical test data cross-reference to related applications is provided to execute IC modeling by data processing system. CONSTITUTION: Empirical measured values are received from an IC(Integrated Circuit) containing transistors with plural terminals(202). Mathematical simulation model of a simulated transistor is received(204). The intermediate data set decides the terminal current/electric charge set simulated about the other terminal voltage set based on the simulation model(206). The time domain simulation model of the transistor is obtained by processing the intermediate data set about the measured values(208).
Patent KR-20110113090-A (KR)
Inventor: KANG SUK JU
IPC: G09G3/20
Filed: 2010-04-08
Abstract: 본 발명은 표시되는 영상에 대응하여 표시 영상의 화질을 원하는 수준 이상으로 유지하면서도 영상 표시장치의 전력 소비량을 최대한 감소시킬 수 있도록 한 저전력 영상 표시장치를 위한 계조 레벨 에러 컨트롤 방법 및 장치에 관한 것으로, PSNR(Peak signal to noise ratio) 타겟 기반으로 표시 영상의 화질을 측정하기 위한 기준 타겟 값을 검출하는 단계; 외부로부터 입력되는 적색, 녹색, 청색의 영상 데이터를 분석하여 적색, 녹색, 청색 각각의 히스토그램을 생성하는 단계; 상기 각 히스토그램을 분석하여 적색 녹색 청색 각각의 최대 계조 레벨을 검출하는 단계; 상기 검출된 적색, 녹색, 청색의 최대 계조 레벨 중 가장 큰 계조 레벨부터 단계적으로 그 레벨을 감소시켜 에러 임계 값을 검출하는 단계; 상기 검출된 기준 타겟 값과 에러 임계 값을 비교하는 단계; 및 상기 비교 결과에 따라 계조 제외 포인트(gray-level clipped point)을 설정하는 단계를 포함한 것을 특징으로 한다.
Patent KR-20110013199-A (KR)
Title: Mold for bending device
Inventor: KOAK SOUNG HOON
IPC: B21D5/02
Filed: 2010-04-16
Abstract: PURPOSE: A mold apparatus for a bending apparatus is provided to reduce the time for mold change because a part of mold set can be easily replaced. CONSTITUTION: A mold apparatus for a bending apparatus comprises an upper mold(200) and a lower mold(100). The lower mold comprises a supporting unit(110), a moving unit(120), an elastic member(130), and a protruding member. The moving member is lowered by the upper mold being lowered. The elastic member applies an elastic force to the moving member. The protruding member is rotated at a certain angle with the pressure of the moving member in order to push a bending part of a metal plate, and the protruding member comprises a protruding part, a contact part, and a connecting part. The upper mold includes a body(210) and a bending part(220) which is composed of a plurality of pieces.
Patent KR-20110115835-A (KR)
Inventor: LEE SANG HYUN
IPC: A47J36/36
Filed: 2010-04-16
Abstract: 본 발명은 조리용기에 관한 것으로, 더욱 구체적으로는 피조리물을 수납하는 몸체와, 상기 몸체에 일체로 고정되거나 혹은 착탈되게 고정되는 손잡이를 포함하는 조리용기에 있어서, 상기 몸체의 테두리는 외측을 향해 일정 곡률 반경을 갖고 라운드지게 절곡된 후 일정 길이 하향 연장되되, 절곡 연장된 단부와 몸체 사이에는 세척도구가 들어갈 수 있는 공간만큼 이격 형성된 것을 특징으로 하는 조리용기를 제공한다. 
본 발명에 따르면, 센 불에서 화염이 퍼지면서 버려지던 열을 재사용할 수 있어 가열성능 및 보열기능이 우수하고, 불꽃이 퍼지는 것을 방지하기 때문에 화상의 우려가 없으며, 외관이 미려하고, 조리용기의 상 단부가 하방향으로 절곡되어 있으므로 흉기로 사용되는 것을 방지하는 효과를 얻을 수 있다.
Patent KR-20110118490-A (KR)
Title: 고출력 체적비 발전기
Inventor: LIU KUO SHEN
IPC: H02K17/02
Filed: 2010-04-23
Abstract: 본 발명에 의한 고출력 체적비 발전기는 다수의 실리콘 스틸 플레이트와 공극 또는 플라스틱 플레이트는 서로 이격되어 설치되고 전동기의 고정자와 가동자 또는 회전자의 규정하는 자로를 구성하고 각 사이의 거리(즉 실리콘 스틸 플레이트 또는 공극 플라스틱 플레이트의 두께 또는 폭)가 현저하게 작게 설치되는 것으로, 가동자 또는 회전자가 일정 거리를 이동하면 고정자에 권선된 유도코일의 자로의 자속량 및 그의 방향을 1차 변경할 수 있고 그것의 빠른 변경에 의해 유도코일에 비교적 높은 전압을 유도시키는 것이 가능하고 그것에 의해 대폭으로 발전기의 출력체적비를 상승시킬 수 있다.
Patent KR-20110123126-A (KR)
Title: Anemometer and method for measuring wind speed
Inventor: KWON DO HOON
IPC: G01P5/02
Filed: 2010-05-06
Abstract: PURPOSE: An anemometer with a fan and a method for measuring a wind speed are provided to measure the same speed of wind even though wind flows in at various angles. CONSTITUTION: A first frame(100) comprises a frame body(110), a fan shaft supporter(120), and a fan shaft(130). The frame body includes a space inside. The fan shaft is placed at the center of the space. The fan shaft supporter supports the frame body in one side and supports the fan shaft in the other side. A fan(200) is supported by the fan shaft in the space and rotates around the fan shaft. A rotary shaft(300) is extended from the frame body to an outside direction. A supporting part(500) supports the rotary shaft to be rotatable so that the fan faces a wind direction.